Presidium Instruments Gem Tester II (PGT II) Now with Assisted Thermal Calibration (ATC) for Identifying Diamonds/Moissanites and Common Colored Gemstones. 4.3 out of 5 stars 36. $229.00 $ 229. 00. FREE Shipping. Professional Diamond Selector II, Gem Tester Pen Portable Electronic Diamond Tester Tool for Jewelry Jade Ruby Stone.

The industry’s most trusted colored gemstone tester is now redesigned to be more compact, sturdy and portable.In it’s second generation, the Presidium Gem Te

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The Presidium Gem Tester II (PGT II) provides users with a quick and easy way to identify diamonds/moissanites* and separate up to 15 common colored

The 8 Best Presidium of 2020 1,805 Ratings 5/5 Share on facebook Facebook Share on google Google+ Share on twitter Twitter Share on linkedin LinkedIn Presidium Gem Tester NOTE: The calibration may be affected during shipping.

PRESIDIUM GEM TESTER II COLORED STONES DIAMOND NEW MODEL . The Presidium Gem Tester II (PGT II) features a thermoelectric retractable probe tip that ensures consistent pressure against the gemstone during test resulting in more reliable results. With the industry’s thinnest probe tip size of 0.6mm, the PGT II tests gemstones as small as 0.02ct. Coated gemstones can also generally be tested with the Presidium Instruments Gem Tester II (PGT II) Now with Assisted Thermal Calibration (ATC) for Identifying Diamonds/Moissanites and Common Colored Gemstones 4.3 out of 5 stars 36 $229.00 $ 229 . 00 The industry’s most trusted colored gemstone tester is now redesigned to be more compact, sturdy and portable.In it’s second generation, the Presidium Gem Te The Presidium® Gem Tester II (PGT II) provides users with a quick and easy way to identify diamonds/moissanites and separate up to 15 common colored gemstones based on their thermal properties. It can test both polished and unpolished gemstones.
Kognitiv perspektiv

The Gem Tester II (PGT II) developed to distinguish between diamonds and its other simulants using the principles of thermal conductivity.

The Presidium Gem Tester II (PGT II) features a clear and direct analog display for a quick way to identify diamonds/moissanite and separate up to 15 common colored gemstones from one another based on their thermal conductivity. Presidium Gem Tester - II Colored Gemstone Testing Machine, US $ 299 - 299 / Piece, gemstone testing machine, Gemstone Testing Machine, Black.Source from JEWELS & TOOLS on Alibaba.com. Presidium Gemstone Tester PGT II The industry’s most trusted colored gemstone tester is now redesigned to be more compact, sturdy and portable. In it’s second generation, the Presidium Gem Tester II provides a quick and easy way to identify diamonds/moissanites and separates up to 16 common colored gemstones based on their thermal conductivity with its clear and direct analog display.
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The Presidium Gem Tester II (PGT II) provides users with a quick and easy way to identify diamonds/moissanites and separate up to 15 common colored gemstones based on their thermal properties. Features • Retractable thermoelectric probe tip that ensures constant pressure between probe and gemstone • Industry’s thinnest probe tip (0.6mm) for testing gemstones as small as 0.02 ct • Metal

At one time it read diamond then on the very same stone it read ruby/sapphire. This happened over and over.